Sherman smith



@MDB iets-s @anni @Him ls'IIIiIinAN SMITH, oF PRESQUE ISLE, MAINE.Letters Patent 1170.655701, elated Jun-e 11, 1867.

IMPROVED WINDOW-SASH FASTENER.

TO ALL WHOM ITl MAY CONCERN:

Be it known that I, SHERMAN SMITH, of Presque Isle, in the county ofAroostook, und State of lilainefheve invented a new and usefulImprovement in Window-Sash Fasteners and Operators; and I do herebydeclare that the following is a. full, clear, and exact descriptionthereof, which will enable others skilled in theert to make :rnd use thesame, reference being had to the accompanying drawings, forming part ofthis specieation, in whichi Figure l is :tn outside view oi' n windowprovided with my invention.

Figure 2, n. vertical section taken in the line .fr 9:, iig. 1.

` Figure 3, an inside View of the window.

Figure 4, :L horizontal section taken inthe line y y, fig. 1.

Similar letters oi' reference indicate like parts..

This invent-ion has for its object to provide n Convenientdeviee forraising and lowering the upper and lower sn-sh of n. window, andfastening either of them in any desired position as regards height.

A is a. window-frame, in which are fitted the upper and lower sashes B Bin the usual willy. A long, thi'nf, and narrow metal bar, a a, isfastened at its upper end to the middle of the window-frame on theinside at its upper part, and passes down inside of the lower sash AB.'A straightrnck, c c, is fastened at its upper end to the top of theupper sash B, nnd lies close on the inside of the bur fz (L, with whichit corresponds in size and length. The lower ends of the bur i a endrack c c are both enclosed by a. loop or band, b. By this arrangementthe upper sash B can be lowered, when the rack c c will slide throughthe band b, and by means of a. thumb-screw, d, that passes through theband I) and the rod a a and beurs against the rack, it may be held nt:my point, und thus the upper sash may be fastened ut :my height in thewindow when` lowered. The lower sash B has n metal plate, c, screwed tothe upper part on the inner'side of the window, to which plate ispivoted on the outer side of the sash n. toothed wheel, g, the teeth ofwhich telle in the teeth of the rack c c, and when it is turned. by ecrank-key, 7l., raises or lowers the sash B to any desired point, whereit is held by :t catch-rod, z', that is pivoted at one end to the top ofthe sash, and locks the wheels g by drawing its free end between theteeth, :is shown clearly in figs. 1, 2. I The crank-key h is loose tohang on the side of the window-frame when not needed for raising orlowering the sash.

Having thus described my invention, Icleim as new, and desire to secureby Letters Patent- The combination of the bar a. a, the reel; c e, andthe thumb-screw d, the wheel g'on the plate e, :mnd the catch-rod z',arranged and operating as and for the purpose specified. SHERMAN SMITH.

Witnesses:

A. E. WIGHT, F. B. SMITH.

